APA (7th ed.) Citation

Purseglove, J. W. (1974). Tropical crops: Dicotyledons. Longman Group.

Chicago Style (17th ed.) Citation

Purseglove, John William,1912. Tropical Crops: Dicotyledons. London: Longman Group, 1974.

MLA (9th ed.) Citation

Purseglove, John William,1912. Tropical Crops: Dicotyledons. Longman Group, 1974.

Warning: These citations may not always be 100% accurate.